<html>
	<head>
		<script type="text/javascript">
			var rs = 0;
			function calc(str){
				rs  = eval("("+str+")");
				document.getElementById("dd").innerHTML=rs;
			}
		</script>
		<style>

			body{
				margin:0px 0px;
				padding:0px 0px;
				background-color:black;
			}
			input{
				width:100%;
				height:100%;
				margin:0px 0px;
				padding:0px 0px;
				border:0 none;
				background-color:black;
				color:white;
			}
		</style>
	</head>
	<body id="dd" bgcolor="bl" >
		<input type="text"  value="123" readonly="true" disabled="disabled">
	</body>
</html>